Finding the Fourth Proportional to 2,576,501.70, 3,864,752.55 and 1,229,309.70
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Solution
The fourth proportional to 2,576,501.70, 3,864,752.55 and 1,229,309.70 is: 1,843,964.55
Step by Step Solution
- Step 1: Write the proportion equation
2,576,501.70 : 3,864,752.55 = 1,229,309.70 : x - Step 2: Convert to fraction form
2,576,501.70/3,864,752.55 = 1,229,309.70/x - Step 3: Cross multiply
2,576,501.70x = 3,864,752.55 × 1,229,309.70 - Step 4: Simplify right side
2,576,501.70x = 4,750,977,797,814.73 - Step 5: Solve for x
x = 4,750,977,797,814.73/2,576,501.70 - Step 6: Final answer
x = 1,843,964.55
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.